Home / 282,376.11-423,621.77-95,383.47

Finding the Fourth Proportional to 282,376.11, 423,621.77 and 95,383.47

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Solution

The fourth proportional to 282,376.11, 423,621.77 and 95,383.47 is: 143,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,376.11 : 423,621.77 = 95,383.47 : x
  2. Step 2: Convert to fraction form
    282,376.11/423,621.77 = 95,383.47/x
  3. Step 3: Cross multiply
    282,376.11x = 423,621.77 × 95,383.47
  4. Step 4: Simplify right side
    282,376.11x = 40,406,513,913.22
  5. Step 5: Solve for x
    x = 40,406,513,913.22/282,376.11
  6. Step 6: Final answer
    x = 143,094.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.